Year	TDS, current US$
1993	337927
1994	44393.9
1995	33175914.8
1996	4054835.6
1997	2929695.7
1998	2539887.5
1999	25060934.2
2000	25934126.4
2001	13171073.8
2002	26609169.9
2003	53641959.7
2004	51610616.7
2005	43515624.8
2006	47573956.3
2007	20227751
2008	2674077.1
2009	1715372.4
2010	5822336.4
2011	7912380.7
2012	40943057.2
2013	214880822.7
2014	229364108.7
2015	60415600.6
2016	100259361.1
2017	225969031.9
2018	210590582.3
2019	72309013.1
2020	5122307.9
2021	21238851
2022	36523602.5